Life is not to run like Panchakalyani chariots whereas, thoughts and thought waves can run like, as fast as 5G and Derby Race Winner.
Smiling all the time, as per the wish of God, is no problem. But, in reality, if one smiles all the tie, people who observe all the time laughing and smiling person thin that something gone wrong with the mind and think that there is mental disorder. People should smile just, and while smiling people should not open mouth and the teeth should not appear. The less smile, the more value and weight-age. The laughing and smiling are the personal property.